<template>
  <div class="login-container">
    <div class="logo" />
    <div class="form">
      <el-dropdown style="width: 300px">
        <!-- 默认插槽决定的是 直接展示的结构 -->
        <!-- <template #default> -->
        <span>123</span>
        <!-- </template> -->
        <!-- dropdown具名插槽决定的是  弹出结构 -->
        <template #dropdown>
          <!-- <div>1</div>
          <div>2</div>
          <div>3</div> -->
          <el-dropdown-menu>
            <el-dropdown-item>1</el-dropdown-item>
            <el-dropdown-item>2</el-dropdown-item>
            <el-dropdown-item>3</el-dropdown-item>
          </el-dropdown-menu>
        </template>
      </el-dropdown>

      <el-dropdown style="width: 300px">
        <span class="el-dropdown-link">
          下拉菜单<i class="el-icon-arrow-down el-icon--right" />
        </span>
        <el-dropdown-menu slot="dropdown">
          <el-dropdown-item>黄金糕</el-dropdown-item>
          <el-dropdown-item>狮子头</el-dropdown-item>
          <el-dropdown-item>螺蛳粉</el-dropdown-item>
        </el-dropdown-menu>
      </el-dropdown>
      <h1>登录</h1>
      <el-card shadow="never" class="login-card">
        <!--登录表单-->
        <el-form ref="ff" :model="obj" :rules="rules">
          <el-form-item prop="mobile">
            <el-input v-model="obj.mobile" />
          </el-form-item>
          <el-form-item prop="password">
            <el-input v-model="obj.password" :show-password="true" />
          </el-form-item>
          <el-form-item prop="isAgree">
            <el-checkbox v-model="obj.isAgree">用户平台使用协议</el-checkbox>
          </el-form-item>
          <el-form-item>
            <!-- 组件就是没有click点击事件  click自定义事件     el-button内部 $emit('click') -->
            <el-button type="primary" style="width: 350px;" @click="login">登录</el-button>
          </el-form-item>
        </el-form>
      </el-card>
    </div>
  </div>
</template>
<script>
export default {
  name: 'Login',
  data() {
    return {
      obj: {
        // 开发模式下有手机号,生产模式下没有手机号
        mobile: process.env.NODE_ENV === 'development' ? '13800000002' : '',
        // 开发模式下有密码,生产模式下没有密码
        password: process.env.NODE_ENV === 'development' ? 'hm#qd@23!' : '',
        // 开发模式下默认勾选协议
        isAgree: process.env.NODE_ENV === 'development'
      },
      rules: {
        mobile: [
          { required: true, message: '请输入手机号', trigger: 'blur' },
          { pattern: /^1[3-9]\d{9}$/, message: '手机号格式不正确', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 16, message: '密码长度在 6 到 16 个字符', trigger: 'blur' }
        ],
        isAgree: [
          {
            validator(rule, value, callback) {
              if (!value) {
                return callback(new Error('请先阅读并同意用户协议'))
              }
              callback()
            },
            trigger: 'change'
          }
        ]
      }
    }
  },
  methods: {
    login() {
      this.$refs.ff.validate(async(isOk) => {
        if (isOk) {
          await this.$store.dispatch('user/login', this.obj)
          // 跳转首页
          this.$router.push('/')
          // 提示
          this.$message.success('登录成功')
        }
      })
    }
  }

}
</script>
<style lang="scss">
  .login-container {
    display: flex;
    align-items: stretch;
    height: 100vh;
    .logo {
      flex: 3;
      background: rgba(38, 72, 176) url(../../assets/common/login_back.png)
        no-repeat center / cover;
      border-top-right-radius: 60px;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      justify-content: center;
      padding: 0 100px;
      .icon {
        background: url(../../assets/common/logo.png) no-repeat 70px center /
          contain;
        width: 300px;
        height: 50px;
        margin-bottom: 50px;
      }
      p {
        color: #fff;
        font-size: 18px;
        margin-top: 20px;
        width: 300px;
        text-align: center;
      }
    }
    .form {
      flex: 2;
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding-left: 176px;
      .el-card {
        border: none;
        padding: 0;
      }
      h1 {
        padding-left: 20px;
        font-size: 24px;
      }
      .el-input {
        width: 350px;
        height: 44px;
        .el-input__inner {
          background: #f4f5fb;
        }
      }
      .el-checkbox {
        color:#606266;
      }
    }
  }
</style>
